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OREBRIEF · SOURCE REPORT

Sierra Madre Announces Guitarra Processing Plant Achieves Throughputs of up to 720 Tonnes per Day as Development at Nazareno and Guitarra Mines Accelerates

Source: Newsfile · Reported September 28, 2026 · SM
WHAT CHANGED. WHAT COUNTS.

At a glance

Sierra Madre Gold and Silver Ltd. (TSXV: SM) (OTCQX: SMDRF) ("Sierra Madre" or the "Company") is pleased to provide an operational update on activities at its Guitarra silver-gold mine complex in Estado de Mexico, Mexico.Throughput at the Guitarra processing plant has significantly increased following Phase 1 expansion modifications to the existing crushing and milling circuits. Daily production has reached up to a steady 720...

From the available Newsfile headline and excerpt. Company claims have not been independently verified.

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